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><H1
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NAME="SQL-DROPAGGREGATE"
></A
>DROP AGGREGATE</H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN70007"
></A
><H2
>Name</H2
>DROP AGGREGATE&nbsp;--&nbsp;remove an aggregate function</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN70012"
></A
><H2
>Synopsis</H2
><PRE
CLASS="SYNOPSIS"
>DROP AGGREGATE [ IF EXISTS ] <TT
CLASS="REPLACEABLE"
><I
>name</I
></TT
> ( <TT
CLASS="REPLACEABLE"
><I
>type</I
></TT
> [ , ... ] ) [ CASCADE | RESTRICT ]</PRE
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN70016"
></A
><H2
>Description</H2
><P
>   <TT
CLASS="COMMAND"
>DROP AGGREGATE</TT
> removes an existing
   aggregate function. To execute this command the current
   user must be the owner of the aggregate function.
  </P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN70020"
></A
><H2
>Parameters</H2
><P
></P
><DIV
CLASS="VARIABLELIST"
><DL
><DT
><TT
CLASS="LITERAL"
>IF EXISTS</TT
></DT
><DD
><P
>      Do not throw an error if the aggregate does not exist. A notice is issued
      in this case.
     </P
></DD
><DT
><TT
CLASS="REPLACEABLE"
><I
>name</I
></TT
></DT
><DD
><P
>      The name (optionally schema-qualified) of an existing aggregate function.
     </P
></DD
><DT
><TT
CLASS="REPLACEABLE"
><I
>type</I
></TT
></DT
><DD
><P
>      An input data type on which the aggregate function operates.
      To reference a zero-argument aggregate function, write <TT
CLASS="LITERAL"
>*</TT
>
      in place of the list of input data types.
     </P
></DD
><DT
><TT
CLASS="LITERAL"
>CASCADE</TT
></DT
><DD
><P
>      Automatically drop objects that depend on the aggregate function.
     </P
></DD
><DT
><TT
CLASS="LITERAL"
>RESTRICT</TT
></DT
><DD
><P
>      Refuse to drop the aggregate function if any objects depend on
      it.  This is the default.
     </P
></DD
></DL
></DIV
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN70049"
></A
><H2
>Examples</H2
><P
>   To remove the aggregate function <TT
CLASS="LITERAL"
>myavg</TT
> for type
   <TT
CLASS="TYPE"
>integer</TT
>:
</P><PRE
CLASS="PROGRAMLISTING"
>DROP AGGREGATE myavg(integer);</PRE
><P></P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN70055"
></A
><H2
>Compatibility</H2
><P
>   There is no <TT
CLASS="COMMAND"
>DROP AGGREGATE</TT
> statement in the SQL
   standard.
  </P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN70059"
></A
><H2
>See Also</H2
><A
HREF="sql-alteraggregate.html"
>ALTER AGGREGATE</A
>, <A
HREF="sql-createaggregate.html"
>CREATE AGGREGATE</A
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